Inspection of parts – Bendix Commercial Vehicle Systems 16 1/2 SCAM/XTRA LIFE SERV MANUAL User Manual
Page 15
SHOES AND LINING
STANDARD, XL, XL II AND P SERIES
1.
1.
1.
1.
1.
Check shoes for bent shoe ribs, cracks in shoe
table welds or ribs, and elongated rivet holes.
Replace shoes if any of these conditions exist. See
See
See
See
See
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igure 9.
e 9.
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2.
2.
2.
2.
2.
Measure the shoe span by loosely installing the
anchor pin and cam roller in the appropriate ends
of the shoe rib. If the distance from center of
anchor pin to center of cam roller exceeds 12.76
inches replace shoe.
3.
3.
3.
3.
3.
Check linings and replace when any of the following
conditions exist: See page 21 for reline procedure.
A.
A.
A.
A.
A. Total lining thickness at thinnest point is 1/4"
or less, or 1/16" above the rivets.
B.
B.
B.
B.
B. Linings are cracked or worn in an unusual or
odd pattern. For example: lining wear tapered
from side to side across the shoe table. Un
usual wear pattern can indicate damage to
foundation brake parts.
C.
C.
C.
C.
C. Rivet holes are elongated in lining or shoes.
D.
D.
D.
D.
D. Lining is oil soaked.
E.
E.
E.
E.
E. Linings can be moved by hand because of loose
rivets.
13
SPIDER
1.
1.
1.
1.
1.
Inspect for cracked or broken surfaces on the
spider at the cam, anchor pins, and mounting bolt
holes. Replace any spider with visible damage. Do
not attempt to weld or repair the spiders. See
See
See
See
See
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igure 7
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XLII, P, & CAST SHOE SERIES
2a
2a
2a
2a
2a. Check the inside diameter of the anchor pin hole
with bushing in place. Diameter must not exceed
1.282”. Replace bushing if necessary.
STANDARD & XL SERIES
2b.
2b.
2b.
2b.
2b. The anchor pins are staked into the spider and are
not serviced separately. If the pins are loose or
grooved more than .030 inch, the spider assembly
must be replaced.
ROLLERS AND ANCHOR PINS, BUSHINGS
1.
1.
1.
1.
1.
Inspect rollers and anchor pins for flat spots,
galling, broken or cracked surfaces. Replace as
necessary. See F
See F
See F
See F
See Figur
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igure 8.
e 8.
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e 8.
INSPECTION OF PARTS
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e 8
e 8
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e 9
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